754974739 has 2 divisors, whose sum is σ = 754974740. Its totient is φ = 754974738.

The previous prime is 754974733. The next prime is 754974767. The reversal of 754974739 is 937479457.

It is a weak prime.

It is an emirp because it is prime and its reverse (937479457) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 754974739 - 2⁷ = 754974611 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 754974739.

It is not a weakly prime, because it can be changed into another prime (754974733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 377487369 + 377487370.

It is an arithmetic number, because the mean of its divisors is an integer number (377487370).

Almost surely, 2^754974739 is an apocalyptic number.

754974739 is a deficient number, since it is larger than the sum of its proper divisors (1).

754974739 is an equidigital number, since it uses as much as digits as its factorization.

754974739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6667920, while the sum is 55.

The square root of 754974739 is about 27476.8036532636. The cubic root of 754974739 is about 910.5646935880.

The spelling of 754974739 in words is "seven hundred fifty-four million, nine hundred seventy-four thousand, seven hundred thirty-nine".